2 DIRECTIONSRead each question carefully and choose the bestanswer. Then mark the space in the answerbooklet for the answer you have chosen.SAMPLEWhen the Earth is seen from outer space, it looks mainly blue. This is because most of the Earth is covered with —A iceB mountainsC oceansD deserts

3 1. If the Earth moved farther away from the sun, which of these would probably happen?A There would be no moon.B There would be more solar eclipses.C There would be colder weather.D There would be more seasons.

4 1. If the Earth moved farther away from the sun, which of these would probably happen?A There would be no moon.B There would be more solar eclipses.C There would be colder weather.D There would be more seasons.

5 2. Which of the following would reflectrather than refract light?F Magnifying glassG MirrorH PrismJ Lens

6 2. Which of the following would reflectrather than refract light?F Magnifying glassG MirrorH PrismJ Lens

7 3. The picture shows some insects Dana saw while she was out walking3. The picture shows some insects Dana saw while she was out walking. Which graph best represents what Dana saw?

8 3. The picture shows some insects Dana saw while she was out walking3. The picture shows some insects Dana saw while she was out walking. Which graph best represents what Dana saw?

21 Which part of a dinosaur is least likely to be found as a fossil?F BonesG ClawsH TeethJ Muscle

22 Which part of a dinosaur is least likely to be found as a fossil?F BonesG ClawsH TeethJ Muscle

23 11. Which of these would be the best tool to measure the volume of water absorbed by a sponge?

24 11. Which of these would be the best tool to measure the volume of water absorbed by a sponge?

25 Useful friction is created by the —F gearsG curved handlebarsH spokesJ brakes

26 Useful friction is created by the —F gearsG curved handlebarsH spokesJ brakes

27 Plants use their location and flower color to attract pollinatorsPlants use their location and flower color to attract pollinators. A plant with red flowers living along a woodland stream would most likely be pollinated by which of these butterflies?A Clouded SkipperB CloudywingC Silver-spotted SkipperD Appalachian Brown

28 Plants use their location and flower color to attract pollinatorsPlants use their location and flower color to attract pollinators. A plant with red flowers living along a woodland stream would most likely be pollinated by which of these butterflies?A Clouded SkipperB CloudywingC Silver-spotted SkipperD Appalachian Brown

29 14. The Chesapeake Bay is important tothe larger ocean ecosystem because —F it is the largest habitat for blue crabs inthe United StatesG it provides spawning grounds, nurserybeds, and feeding grounds for manyspecies of ocean creaturesH it serves as the winter home for tundraswans, Canada geese, and a variety ofother ducksJ some species of freshwater fish comedown from the rivers to spawn in thebay

30 14. The Chesapeake Bay is important tothe larger ocean ecosystem because —F it is the largest habitat for blue crabs inthe United StatesG it provides spawning grounds, nurserybeds, and feeding grounds for manyspecies of ocean creaturesH it serves as the winter home for tundraswans, Canada geese, and a variety ofother ducksJ some species of freshwater fish comedown from the rivers to spawn in thebay

31 How is the Earth different from all of the other planets?A It has a breathable atmosphere.B It has a rocky surface.C It is warmed by the sun.D It rotates on its axis.

32 How is the Earth different from all of the other planets?A It has a breathable atmosphere.B It has a rocky surface.C It is warmed by the sun.D It rotates on its axis.

33 16. A science class wanted to know if an empty wagon and a wagon full of books would roll down a ramp at the same speed. Which ramps should the students build to perform a fair test?FHJG

34 16. A science class wanted to know if an empty wagon and a wagon full of books would roll down a ramp at the same speed. Which ramps should the students build to perform a fair test?FHJG

35 17. This fern plant has rows of little blackdots on the back of the leaves. These little dots are not harmful. They hold millions of tiny reproductive cells called —A pistilsB anthersC sporesD chloroplasts

36 17. This fern plant has rows of little blackdots on the back of the leaves. These little dots are not harmful. They hold millions of tiny reproductive cells called —A pistilsB anthersC sporesD chloroplasts

39 The height of a tree would best be measured in —A litersB metersC gramsD Celsius

40 The height of a tree would best be measured in —A litersB metersC gramsD Celsius

41 20. Which of these plants does not havespecial tissues to deliver food and water to its cells?F MapleG DogwoodH TomatoJ Liverwort

42 20. Which of these plants does not havespecial tissues to deliver food and water to its cells?F MapleG DogwoodH TomatoJ Liverwort

43 21. To a brook trout, a stream would beits —A nicheB habitatC communityD population

44 21. To a brook trout, a stream would beits —A nicheB habitatC communityD population

45 22. A bird that dies benefits a tree by providing it with —F mineralsG carbohydratesH waterJ oxygen

46 22. A bird that dies benefits a tree by providing it with —F mineralsG carbohydratesH waterJ oxygen

47 The picture shows a study that Isaac Newton made with a prism to produce a spectrum. Newton’s discovery led most directly to an understanding of the cause of —A x-raysB sunspotsC rainbowsD starlight

48 The picture shows a study that Isaac Newton made with a prism to produce a spectrum. Newton’s discovery led most directly to an understanding of the cause of —A x-raysB sunspotsC rainbowsD starlight

49 The Earth’s surface can change either quickly or slowlyThe Earth’s surface can change either quickly or slowly. Which of these can happen when rocks and soil in the Earth move suddenly?F LandslidesG TornadoesH HurricanesJ Blizzards

50 The Earth’s surface can change either quickly or slowlyThe Earth’s surface can change either quickly or slowly. Which of these can happen when rocks and soil in the Earth move suddenly?F LandslidesG TornadoesH HurricanesJ Blizzards

51 25. A high soprano singer can break a crystal glass if the glass resonates with her voice. In order to do this, the sound the singer makes has to be —A speeded up before reaching the glassB amplified before reaching the glassC reflected off the glassD able to vibrate the glass

52 25. A high soprano singer can break a crystal glass if the glass resonates with her voice. In order to do this, the sound the singer makes has to be —A speeded up before reaching the glassB amplified before reaching the glassC reflected off the glassD able to vibrate the glass

55 27. Which of these would be used tomeasure the mass of a marble?ACBD

56 27. Which of these would be used tomeasure the mass of a marble?ACBD

57 28. The circles in the bottles represent thesame particles of matter. Which pattern of particles represents a gas in a bottle?F 1G 2H 3J 4

58 28. The circles in the bottles represent thesame particles of matter. Which pattern of particles represents a gas in a bottle?F 1G 2H 3J 4

59 29. A student wants to show how much theuse of gasoline has increased over the last ten years. This information would best be displayed in a —A diagramB bar graphC line graphD stem-and-leaf plot

60 29. A student wants to show how much theuse of gasoline has increased over the last ten years. This information would best be displayed in a —A diagramB bar graphC line graphD stem-and-leaf plot

61 30. The picture shows a bumblebee. Whichpart of the bumblebee is most helpful in identifying it as an insect?F Shape of eyesG Number of legsH Presence of wingsJ Location of antennae

62 30. The picture shows a bumblebee. Whichpart of the bumblebee is most helpful in identifying it as an insect?F Shape of eyesG Number of legsH Presence of wingsJ Location of antennae

63 A student plans to investigate how sound changes when 4 bottles with different amounts of liquid are struck with a mallet. In which order must the bottles be placed so that the sound changes from a low pitch to a high pitch?A A,B,D,CB B,A,D,CC B,C,A,DD C,D,B,A

64 A student plans to investigate how sound changes when 4 bottles with different amounts of liquid are struck with a mallet. In which order must the bottles be placed so that the sound changes from a low pitch to a high pitch?A A,B,D,CB B,A,D,CC B,C,A,DD C,D,B,A

65 32. Which of these materials is a goodconductor of electricity?F RubberG GlassH MetalJ Newspaper

66 32. Which of these materials is a goodconductor of electricity?F RubberG GlassH MetalJ Newspaper

69 34. Why is photosynthesis important forplants?F It collects sunlight which is used tomake food for plants.G It gets rid of plant waste products.H It changes plant sugar into strongerchemicals.J It helps attract insects to plant flowers.

70 34. Why is photosynthesis important forplants?F It collects sunlight which is used tomake food for plants.G It gets rid of plant waste products.H It changes plant sugar into strongerchemicals.J It helps attract insects to plant flowers.

71 35. In which beaker of water will sugardissolve the fastest?A Beaker 1B Beaker 2C Beaker 3D Beaker 4

72 35. In which beaker of water will sugardissolve the fastest?A Beaker 1B Beaker 2C Beaker 3D Beaker 4

73 36. Sailors long ago would catch the current off the coast of Virginia36. Sailors long ago would catch the current off the coast of Virginia. This current would help them get to —F South AmericaG Central AmericaH EuropeJ Southern Africa

74 36. Sailors long ago would catch the current off the coast of Virginia36. Sailors long ago would catch the current off the coast of Virginia. This current would help them get to —F South AmericaG Central AmericaH EuropeJ Southern Africa

75 37. Some students recorded the number ofbean seeds that sprouted in their experimental plots. Each student began with the same number and type of seeds, the same type of soil plot, and the same amount of water and sunlight. Which of the following students most likely made an error in the experiment?A 1B 2C 3D 4

76 37. Some students recorded the number ofbean seeds that sprouted in their experimental plots. Each student began with the same number and type of seeds, the same type of soil plot, and the same amount of water and sunlight. Which of the following students most likely made an error in the experiment?A 1B 2C 3D 4

77 38. A comb is rubbed with a piece of woolfabric and placed next to some scraps of paper. The paper moves toward the comb. The movement of the paper is caused by —F chemical energyG magnetic attractionH mechanical energyJ static electricity

78 38. A comb is rubbed with a piece of woolfabric and placed next to some scraps of paper. The paper moves toward the comb. The movement of the paper is caused by —F chemical energyG magnetic attractionH mechanical energyJ static electricity